* {
    padding: 0;
    margin: 0
}

img {
    max-width: 100%
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px
}

::-webkit-scrollbar-button {
    width: 0;
    height: 0
}

::-webkit-scrollbar-button:end:increment, ::-webkit-scrollbar-button:start:decrement {
    display: block
}

::-webkit-scrollbar-button:vertical:end:decrement, ::-webkit-scrollbar-button:vertical:start:increment {
    display: none
}

::-webkit-scrollbar-thumb:horizontal, ::-webkit-scrollbar-thumb:vertical, ::-webkit-scrollbar-track:horizontal, ::-webkit-scrollbar-track:vertical {
    border-color: transparent;
    border-style: solid
}

::-webkit-scrollbar-track:vertical::-webkit-scrollbar-track:horizontal {
    background-color: #fff;
    background-clip: padding-box
}

::-webkit-scrollbar-thumb {
    min-height: 28px;
    padding-top: 100;
    background-color: rgba(0, 0, 0, .2);
    background-clip: padding-box;
    border-radius: 5px;
    box-shadow: inset 1px 1px 0 rgba(0, 0, 0, .1), inset 0 -1px 0 rgba(0, 0, 0, .07)
}

::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, .4);
    box-shadow: inset 1px 1px 1px rgba(0, 0, 0, .25)
}

::-webkit-scrollbar-thumb:active {
    background-color: rgba(0, 0, 0, .5);
    box-shadow: inset 1px 1px 3px rgba(0, 0, 0, .35)
}

::-webkit-scrollbar-thumb:horizontal, ::-webkit-scrollbar-thumb:vertical, ::-webkit-scrollbar-track:horizontal, ::-webkit-scrollbar-track:vertical {
    border-width: 0
}

::-webkit-scrollbar-track:hover {
    background-color: rgba(0, 0, 0, .05);
    box-shadow: inset 1px 0 0 rgba(0, 0, 0, .1)
}

::-webkit-scrollbar-track:active {
    background-color: rgba(0, 0, 0, .05);
    box-shadow: inset 1px 0 0 rgba(0, 0, 0, .14), inset -1px -1px 0 rgba(0, 0, 0, .07)
}

body {
    background: #0ff;
    font-size: 14px
}

.clearfix:after {
    display: block;
    clear: both;
    content: "";
    height: 0;
    width: 0
}

a, a:hover {
    text-decoration: none
}

.arrow-right-out {
    width: 0px;
    height: 0px;
    border-style: solid;
    border-color: transparent transparent transparent #ccc;
    border-width: 8px;
    position: absolute;
    top: 4px;
    right: -16px;
}

.arrow-right-in {
    width: 0px;
    height: 0px;
    border-style: solid;
    border-color: transparent transparent transparent #9eeb6b;
    border-width: 8px;
    position: absolute;
    top: 4px;
    right: -14px;
}

.arrow-left-out {
    width: 0px;
    height: 0px;
    border-style: solid;
    border-color: transparent #ccc transparent transparent;
    border-width: 8px;
    position: absolute;
    top: 4px;
    left: -16px;
}

.arrow-left-in {
    width: 0px;
    height: 0px;
    border-style: solid;
    border-color: transparent #F1F1F1 transparent transparent;
    border-width: 8px;
    position: absolute;
    top: 4px;
    left: -14px;
}

.ask .message-card{
    float: right;
}

.reply .message-card{
    float: left;
}

.message-card {
    width: 300px;
    height: 240px;
    border: 1px solid #999;
    border-radius: 6px;
    overflow: hidden;
    padding: 0;
    background: #ffffff;
    cursor: pointer;
    margin-bottom: 12px;
}

.message-card .message-card-img .card-img {
    width: 300px;
    height: 180px;
}

.message-card .message-card-msg {
    padding: 8px 4px;
    width: 100%;
    overflow: hidden;
}

.message-card .message-card-msg .message-card-msg-title {
    color: #000;
    font-weight: 600;
    width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 16px;
}

.message-card .message-card-msg .message-card-msg-desc {
    color: #333;
    width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
}

.text-error {
    color: #ff0000;
}